| Name | Meaning | Gender | Origin |
|---|
| Bellatrix | | Female | Hebrew |
| Bluebell | | Female | Hebrew |
| Bonnie | sweet and good | Female | Scottish |
| Breezy | From Briseis the woman Achilles loved in Homer's Iliad.
| Female | |
| Brianna | She ascends. Feminine of Brian.
| Female | Feminine |
| Briar | a thorny patch | Female | English |
| Bronwyn | White-bosomed. | Female | Welsh |
| Buttercup | A bright yellow flowered plant. Also a term of endearment. | Female | |
| Callisto | A satellite of the planet Jupiter. | Unisex | |
| Calpurnia | | Unisex | Hebrew |
| Calvina | Feminine form of Calvino bald
| Female | Latin |
| Camille | young ceremonial attendant | Female | |
| Cassandra | prophet of doom | Female | Greek |
| Cassie | Abbreviation of Cassandra. Unheeded prophetess. In Homer's The Iliad Cassandra's prediction of the fall of Troy was unheeded.
| Female | English |
| Cayenne | Red ground spice from several varieties of capsicum | Female | Word |
| Celeste | heavenly | Female | Latin |
| Chicory | | Unisex | Hebrew |
| Cinder | | Unisex | Hebrew |
| Cinnabar | | Female | Hebrew |
| Circe | witch-goddess, seductive | Female | Greek |
| Clary | | Unisex | Hebrew |
| Claudia | Feminine of Claude.
| Female | Latin |
| Clover | Clover
| Female | |
| Comet | A celestial body | Female | Nature |
| Cordelia | In Shakespeare's King Lear a woman of rare honesty.
| Female | Latin |